|Question 27Verbal

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While researching a topic, a student has taken the following notes:
• In a 2012 study, Dybzinski and Tilman tested the effect of plant litter on seedling emergence in a grassland setting.
• Plant litter includes dead leaves and other plant material.
• The test site was a flooded grassland in the United States.
• It was in a temperate midlatitude climate.
• The researchers found that in these environmental conditions the presence of plant litter had a negative effect on seedling emergence.
The student wants to specify the test site's climate. Which choice most effectively uses information from the given sentences to accomplish this goal?
Dybzinski and Tilman tested the effect of dead leaves and other plant material on seedling emergence in the United States.
A
In a 2012 study, Dybzinski and Tilman found that the presence of plant litter had a negative effect on seedling emergence.
B
Dybzinski and Tilman's study was conducted in a temperate midlatitude climate.
C
A test was conducted in the United States to study the effect of plant litter on seedling emergence in a given climate.
D